package com.monkey.toolsshop.common.interceptor;

import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class LoginInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        Object loginName = request.getSession().getAttribute("loginName");
        if (null == loginName || !(loginName instanceof String)) {
            response.sendRedirect("/");
        }
        return false;
    }
}
